draft: s/LSb/LSB/
[opus.git] / configure.ac
index 9b10e8a..b689c64 100644 (file)
@@ -141,24 +141,51 @@ AC_ARG_ENABLE(assertions, [  --enable-assertions     enable additional software
   AC_DEFINE([ENABLE_ASSERTIONS], , [Assertions])
 fi])
 
+ac_enable_fuzzing="no"
+AC_ARG_ENABLE(fuzzing, [  --enable-fuzzing     causes the encoder to make random decisions],
+[if test "$enableval" = yes; then
+  ac_enable_fuzzing="yes"
+  AC_DEFINE([FUZZING], , [Fuzzing])
+fi])
+
+ac_enable_doc="yes"
+AC_ARG_ENABLE([doc],
+  AS_HELP_STRING([--disable-doc], [Do not build API documentation]),
+                 [ac_enable_doc=$enableval])
+AC_CHECK_PROG(HAVE_DOXYGEN, [doxygen], [yes], [no])
+if test "$HAVE_DOXYGEN" != "yes" -o "$ac_enable_doc" != "yes"; then
+  HAVE_DOXYGEN="false"
+  ac_enable_doc="no"
+fi
+AM_CONDITIONAL(HAVE_DOXYGEN, [test $HAVE_DOXYGEN = yes])
+
 if test "$OPUS_BUILD" != "true" ; then
 saved_CFLAGS="$CFLAGS"
 CFLAGS="$CFLAGS -fvisibility=hidden"
-AC_MSG_CHECKING([if ${CXX} supports -fvisibility=hidden])
+AC_MSG_CHECKING([if ${CC} supports -fvisibility=hidden])
 AC_COMPILE_IFELSE([char foo;],
       [ AC_MSG_RESULT([yes])
         SYMBOL_VISIBILITY="-fvisibility=hidden" ],
         AC_MSG_RESULT([no]))
 CFLAGS="$saved_CFLAGS $SYMBOL_VISIBILITY"
 AC_SUBST(SYMBOL_VISIBILITY)
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -fstack-protector-all"
+AC_MSG_CHECKING([if ${CC} supports -fstack-protector-all])
+AC_COMPILE_IFELSE([char foo;],
+      [ AC_MSG_RESULT([yes])
+        STACK_PROTECTOR="-fstack-protector-all" ],
+        AC_MSG_RESULT([no]))
+CFLAGS="$saved_CFLAGS $STACK_PROTECTOR"
 fi
 
 if test $ac_cv_c_compiler_gnu = yes ; then
-        CFLAGS="$CFLAGS -W -Wstrict-prototypes -Wall -Wextra -Wcast-align -Wnested-externs -Wshadow -Wno-parentheses -Wno-unused-parameter -Wno-sign-compare"
+        CFLAGS="$CFLAGS -W -Wstrict-prototypes -Wall -Wextra -Wcast-align -Wnested-externs -Wshadow"
 fi
 
 AC_CHECK_FUNCS([lrintf])
 AC_CHECK_FUNCS([lrint])
+AC_CHECK_FUNCS([__malloc_hook])
 
 AC_CHECK_SIZEOF(short)
 AC_CHECK_SIZEOF(int)
@@ -199,8 +226,10 @@ AC_DEFINE(OPUS_BUILD, [], [We're part of Opus])
 fi
 
 AM_CONDITIONAL([FIXED_POINT], [test x$ac_enable_fixed = xyes])
+AM_CONDITIONAL([CUSTOM_MODES], [test x$ac_enable_custom_modes = xyes])
 
-AC_OUTPUT([Makefile libcelt/Makefile])
+AC_OUTPUT([Makefile opus.pc opus-uninstalled.pc
+           doc/Makefile doc/Doxyfile])
 
 AC_MSG_RESULT([
 ------------------------------------------------------------------------
@@ -219,6 +248,9 @@ AC_MSG_RESULT([
       Fixed point debugging: ......... ${ac_enable_fixed_debug}
       Custom modes: .................. ${ac_enable_custom_modes}
       Assertion checking: ............ ${ac_enable_assertions}
+      Fuzzing: ....................... ${ac_enable_fuzzing}
+
+      API documentation: ............. ${ac_enable_doc}
 ------------------------------------------------------------------------
 ])